Inventor · disambiguated record
Ryuichi Ansai
Also filed as: ANSAI RYUICHI
9 granted patents·3 pending applications·21 citations·filing 2002–2023
81Inventor score
Top patents by PatentIndex Score
12 records- 0181US8859804B2Method for producing a (meth)acrylateANSAI RYUICHI·Filed 2010·Granted Oct 14, 2014·4 cites·18 claims
- 0279US8586791B2Method for producing (meth)acrylic anhydride, method for storing (meth)acrylic anhydride, and method for producing (meth)acrylateANSAI RYUICHI·Filed 2009·Granted Nov 19, 2013·4 cites·5 claims
- 0378US12384863B2Polymer, resist composition, method for manufacturing substrate having pattern formed therein, and (meth)acrylic ester and production method thereforMITSUBISHI CHEM CORP·Filed 2023·Granted Aug 12, 2025·0 cites·17 claims
- 0473US7316884B25-methylene-1,3-dioxolan-4-one derivatives, process for their production, polymers of the derivatives, resist compositions, and pattern formation processMITSUBISHI RAYON CO·Filed 2002·Granted Jan 8, 2008·13 cites·44 claims
- 0566US11845822B2Polymer, resist composition, method for manufacturing substrate having pattern formed therein, and (meth) acrylic ester and production method thereforMITSUBISHI CHEM CORP·Filed 2020·Granted Dec 19, 2023·0 cites·14 claims
- 0666US2019352514A1Antifouling coating compositionMITSUBISHI CHEM CORP·Filed 2019·Application pending·0 cites
- 0762US8710262B2Method for producing (meth)acrylic anhydride, method for storing (meth)acrylic anhydride, and method for producing (meth)acrylateMITSUBISHI RAYON CO·Filed 2013·Granted Apr 29, 2014·0 cites·4 claims
- 0860US9791796B2Polyester resin, method for producing same, and tonerMITSUBISHI RAYON CO·Filed 2013·Granted Oct 17, 2017·0 cites·16 claims
- 0959US11840744B2Method for recovering gold and gold recovery facilityHYMO CORP·Filed 2020·Granted Dec 12, 2023·0 cites·3 claims
- 1054US2018051179A1Antifouling coating compositionMITSUBISHI CHEM CORP·Filed 2016·Application pending·0 cites
- 1151US9540468B2Resist copolymer and resist compositionMITSUBISHI RAYON CO·Filed 2014·Granted Jan 10, 2017·0 cites·1 claims
- 1250US2013286146A1Plastic rod lens, plastic rod lens array, color image sensor head, and led printer headKITAMURA MASAFUMI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →